ASSEMBLY INSTRUCTION SKU CODE: (WF297126-WF297127) ! SAFETY WARNINGS ! This bed is designed for use Queen Mattress 80 inch Long and 60 inch Wide . Always use the recommended size mattresses or mattress supports, or both, to help prevent the likelihood of entrapment or falls. . Do not allow horseplay on or under the bed and prohibit jumping on the bed . Do not use substitute parts. Contact the manufacturer or dealer for replacement parts. .